Location History:
- Los Angeles, CA (US) (2005)
- Sierra Madre, CA (US) (1994 - 2021)
Company Filing History:
4 out of 2,397 
3 out of 37,950 
2 out of 117 
Years Active: 1994-2021
Title: The Innovative Contributions of Ali Enayat Zadeh
Introduction
Ali Enayat Zadeh is a prominent inventor based in Sierra Madre, CA (US). He has made significant contributions to the field of technology, particularly in imaging systems and amplifiers. With a total of 12 patents to his name, Zadeh's work has had a considerable impact on the industry.
Latest Patents
One of his latest patents is titled "Pulse-frequency modulation (PFM) digital pixel unit-cell including dual-mode gain selection." This digital unit-cell is designed for imaging systems and features a light sensor that generates an electrical charge in response to light. It includes an energy storage circuit that establishes both a first parasitic capacitance and a second large capacitance for charge storage. Additionally, the unit-cell incorporates a gain selection circuit and a dual-mode comparator, enhancing its functionality. Another notable patent is for a "Class AB amplifier and imagers and systems using same." This amplifier includes a sophisticated input stage with differential input terminals and a local common mode feedback circuit, achieving high gain. The output stage is designed to supply bias voltage to highly capacitive loads, such as voltage sampling capacitors in CMOS imagers.
Career Highlights
Throughout his career, Zadeh has worked with several notable companies, including Pacesetter, Inc. and Micron Technology Incorporated. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies.
Collaborations
Zadeh has collaborated with talented individuals in the field, including Yung-I Chang and Dro Darbidian. These partnerships have further enriched his work and led to innovative advancements in technology.
Conclusion
Ali Enayat Zadeh's contributions to technology through his patents and collaborations highlight his role as a significant inventor in the field. His innovative work continues to influence the development of advanced imaging systems and amplifiers.